<div>
    <div class="title" ng-click="toggle()">{{titles.title}}</div>
    <div class="body" ng-show="showMe" ng-transclude></div>
    <button ng-click="bb({p:'param is coming!',id:2})">click</button>
    <button ng-click="titles.clickfn('param is coming!',2)">click2</button>
</div>